export declare const isFunction: (unknown: any) => boolean;
export declare const isString: (unknown: any) => boolean;
export declare const isObject: (unknown: any) => boolean;
export declare const isPromise: (value: any) => boolean;
export declare const isNode: (unknown: any) => boolean;
/**
 * Convert String (false,False,True,true,no,yes,0,1) to real Boolean
 *
 * @param val
 */
export declare const BooleanParse: (val: any) => boolean;
/**
 * Check if given query selector is valid
 *
 * @param selector
 */
export declare const isSelectorValid: (selector: any) => boolean;
